Home / 14,584.60-21,876.90-13,904.20

Finding the Fourth Proportional to 14,584.60, 21,876.90 and 13,904.20

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Solution

The fourth proportional to 14,584.60, 21,876.90 and 13,904.20 is: 20,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.60 : 21,876.90 = 13,904.20 : x
  2. Step 2: Convert to fraction form
    14,584.60/21,876.90 = 13,904.20/x
  3. Step 3: Cross multiply
    14,584.60x = 21,876.90 × 13,904.20
  4. Step 4: Simplify right side
    14,584.60x = 304,180,792.98
  5. Step 5: Solve for x
    x = 304,180,792.98/14,584.60
  6. Step 6: Final answer
    x = 20,856.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.